A horse has died as a result of injuries sustained while attempting to qualify for the World Famous Suicide Race, slated to take place during the Omak Stampede in Omak, Wash., on Aug. 12.

Inspired by Native American endurance races, the Suicide Race is best known for the portion of the race during which horses and riders run down a 62° slope that runs for 225 feet to the Okanogan River. The race has been run during the Omak Stampede for decades.

Pete Palmer, president of the World Famous Suicide Race Owners and Jockeys Association, said that on Aug. 3, a Thoroughbred horse named Little Big Man was participating in the third qualifying test for the race when it sustained a fracture to its front leg.

"The horse came off the hill with a rookie jockey and got ahead of himself and fractured his front leg at the bottom of the river," Palmer said. "He was euthanized at the scene